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authorRichard Cochran <richardcochran@gmail.com>2012-09-22 07:02:02 +0000
committerDavid S. Miller <davem@davemloft.net>2012-09-22 15:42:08 -0400
commit5c35bad5ffe5accde6b0ef4468b39e1db0806b94 (patch)
treefee97b7d9660d3bb4c070aefad1bdbd07feae0bd /drivers/ptp/ptp_clock.c
parent39a8cbd9ca051fb164db70315e7972de5c153c33 (diff)
downloadlinux-linaro-stable-5c35bad5ffe5accde6b0ef4468b39e1db0806b94.tar.gz
ptp: provide the clock's adjusted frequency
If the timex.mode field indicates a query, then we provide the value of the current frequency adjustment. [ Get rid of extraneous empty lines -DaveM ] Signed-off-by: Richard Cochran <richardcochran@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/ptp/ptp_clock.c')
-rw-r--r--drivers/ptp/ptp_clock.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c
index 67e628ee0365..c470ddf1a6fa 100644
--- a/drivers/ptp/ptp_clock.c
+++ b/drivers/ptp/ptp_clock.c
@@ -143,11 +143,12 @@ static int ptp_clock_adjtime(struct posix_clock *pc, struct timex *tx)
kt = timespec_to_ktime(ts);
delta = ktime_to_ns(kt);
err = ops->adjtime(ops, delta);
-
} else if (tx->modes & ADJ_FREQUENCY) {
-
err = ops->adjfreq(ops, scaled_ppm_to_ppb(tx->freq));
ptp->dialed_frequency = tx->freq;
+ } else if (tx->modes == 0) {
+ tx->freq = ptp->dialed_frequency;
+ err = 0;
}
return err;